22542332 has 24 divisors (see below), whose sum is σ = 41126400. Its totient is φ = 10799280.

The previous prime is 22542329. The next prime is 22542343. The reversal of 22542332 is 23324522.

It is a junction number, because it is equal to n+sod(n) for n = 22542298 and 22542307.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12419 + ... + 14117.

It is an arithmetic number, because the mean of its divisors is an integer number (1713600).

Almost surely, 2^22542332 is an apocalyptic number.

It is an amenable number.

22542332 is a deficient number, since it is larger than the sum of its proper divisors (18584068).

22542332 is a wasteful number, since it uses less digits than its factorization.

22542332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1841 (or 1839 counting only the distinct ones).

The product of its digits is 2880, while the sum is 23.

The square root of 22542332 is about 4747.8765780083. The cubic root of 22542332 is about 282.4877463555.

Adding to 22542332 its reverse (23324522), we get a palindrome (45866854).

The spelling of 22542332 in words is "twenty-two million, five hundred forty-two thousand, three hundred thirty-two".